C8051F966-A-GQ Silicon Labs, C8051F966-A-GQ Datasheet - Page 251
C8051F966-A-GQ
Manufacturer Part Number
C8051F966-A-GQ
Description
8-bit Microcontrollers - MCU 32KB DC-DC LCD AES
Manufacturer
Silicon Labs
Datasheet
1.C8051F960-A-GQ.pdf
(492 pages)
Specifications of C8051F966-A-GQ
Rohs
yes
Core
8051
Processor Series
C8051
Data Bus Width
8 bit
Maximum Clock Frequency
24.5 MHz
Program Memory Size
32 KB
Data Ram Size
8 KB
On-chip Adc
Yes
Operating Supply Voltage
1.8 V to 3.8 V
Operating Temperature Range
- 40 C to + 85 C
Package / Case
QFP-80
Mounting Style
SMD/SMT
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F966-A-GQ
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
Company:
Part Number:
C8051F966-A-GQR
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
- Current page: 251 of 492
- Download datasheet (3Mb)
18.5.2. PSWE Maintenance
18.5.3. System Clock
Additional flash recommendations and example code can be found in “AN201: Writing to Flash from Firm-
ware," available from the Silicon Laboratories website.
1. Reduce the number of places in code where the PSWE bit (b0 in PSCTL) is set to a 1. There should
2. Minimize the number of variable accesses while PSWE is set to a 1. Handle pointer address updates
3. Disable interrupts prior to setting PSWE to a 1 and leave them disabled until after PSWE has been
4. Make certain that the flash write and erase pointer variables are not located in XRAM. See your
5. Add address bounds checking to the routines that write or erase flash memory to ensure that a
1. If operating from an external crystal, be advised that crystal performance is susceptible to electrical
2. If operating from the external oscillator, switch to the internal oscillator during flash write or erase
be exactly one routine in code that sets PSWE to a 1 to write flash bytes and one routine in code that
sets both PSWE and PSEE both to a 1 to erase flash pages.
and loop maintenance outside the "PSWE = 1;... PSWE = 0;" area. Code examples showing this can
be found in “AN201: Writing to Flash from Firmware," available from the Silicon Laboratories web
site.
reset to 0. Any interrupts posted during the flash write or erase operation will be serviced in priority
order after the flash operation has been completed and interrupts have been re-enabled by software.
compiler documentation for instructions regarding how to explicitly locate variables in different
memory areas.
routine called with an illegal address does not result in modification of the flash.
interference and is sensitive to layout and to changes in temperature. If the system is operating in an
electrically noisy environment, use the internal oscillator or use an external CMOS clock.
operations. The external oscillator can continue to run, and the CPU can switch back to the external
oscillator after the flash operation has completed.
Rev. 0.5
C8051F96x
251
Related parts for C8051F966-A-GQ
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
KIT EVALUATION FOR CP2102
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
KIT EVAL FOR CP2103 USB TO UART
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
KIT EVAL FOR CP2201 ETH CTRLR
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
DAUGHTER CARD CAP TOUCH SENSE
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
KIT STARTER CAP TOUCH SENSE
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
DEV KIT FOR C8051F320/F321
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
DEVKIT-F120/21/22/23/24/25/26/27
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
DEV KIT FOR C8051F310/F311
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
DEV KIT F220/221/226/230/231/236
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
DEV KIT F300/301/302/303/304/305
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
DEV KIT FOR C8051F330/F331
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
DEV KIT FOR F005/006/007
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
DEV KIT FOR F020/F021/F022/F023
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
KIT DEV FOR C8051F34X
Manufacturer:
Silicon Laboratories Inc
Datasheet:
Part Number:
Description:
KIT DEV FOR C8051F41X
Manufacturer:
Silicon Laboratories Inc
Datasheet: